题目:Are Betas Best?
作者:EJ Elton et al
期刊文献:The journal of finance
全文链接:
http://www.jstor.org/pss/2327272
题目:Portfolio selection: a compromise programming solution
作者:Ballestero E, Romero C
期刊文献:The Journal of the Operational Research ...
全文链接:
http://www.jstor.org/pss/3010203